Overcoming “You Can’t Add This App Here” Issue in SharePoint Provider Hosted App

At times, you may encounter the frustrating error message, “You Can’t Add This Here,” when attempting to install a new app.
In this blog post, we will explore the different reasons behind this issue and provide solutions to resolve them

Reason #1: The App Already Exists on Your Site

Solution: Before trying to add the app, it is essential to verify whether the app already exists on your site, Recycle Bin and the Second Stage Recycle Bin

Reason #2: Insufficient Permissions to Add Apps

Solution: If you receive the error message stating, “Sorry, you don’t have permissions to add apps here”, it means your current permissions do not allow you to add new apps. To resolve this issue, ensure you have Full Control permission or an equivalent level of permissions on the site

Reason #3: Unsupported App on Your Server

Solution: If the error message stating, “Sorry, this app is not supported on your server” it might be due to missing or misconfigured services. The app may require specific services to function correctly. Check if the following services are created and running on your SharePoint server:

1. App Management Service: This service manages the installation and configuration of apps on your SharePoint environment.
2. Subscription Settings Service: The Subscription Settings Service is…